[PATCH] dmaengine: bcm2835: fix unexported function

Ben Dooks ben.dooks at codethink.co.uk
Tue Jun 7 09:14:56 PDT 2016

The bcm2835_dma_prep_dma_memcpy() function is not exported
outside the driver, so make it static to avoid the following

drivers/dma/bcm2835-dma.c:616:32: warning: symbol 'bcm2835_dma_prep_dma_memcpy' was not declared. Should it be static?

Signed-off-by: Ben Dooks <ben.dooks at codethink.co.uk>
Cc: Dan Williams <dan.j.williams at intel.com>
Cc: Vinod Koul <vinod.koul at intel.com>
Cc: Stephen Warren <swarren at wwwdotorg.org>
Cc: Lee Jones <lee at kernel.org>
Cc: Eric Anholt <eric at anholt.net>
Cc: dmaengine at vger.kernel.org
Cc: linux-rpi-kernel at lists.infradead.org
Cc: linux-arm-kernel at lists.infradead.org
 drivers/dma/bcm2835-dma.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
index 6149b27..9ecb942 100644
--- a/drivers/dma/bcm2835-dma.c
+++ b/drivers/dma/bcm2835-dma.c
@@ -613,7 +613,7 @@ static void bcm2835_dma_issue_pending(struct dma_chan *chan)
 	spin_unlock_irqrestore(&c->vc.lock, flags);
-struct dma_async_tx_descriptor *bcm2835_dma_prep_dma_memcpy(
+static struct dma_async_tx_descriptor *bcm2835_dma_prep_dma_memcpy(
 	struct dma_chan *chan, dma_addr_t dst, dma_addr_t src,
 	size_t len, unsigned long flags)

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